Tarazona 4
Basic information
Sample name: Tarazona 4

Sample aka: TAR4

Reference: M. A. Alvarez-Sierra, I. GarcĂ­a Paredes, and . Pelâez-Campomanes. 2006. Middle Miocene rodents from the Tarazona area (Ebro Basin, Spain). Beitråge zur Palåontologie 30:5-13 [ER 2401]
Geography
Country: Spain


Coordinate: 41° 54' N, 1° 43' W
Coordinate basis: based on nearby landmark

Time interval: Middle Miocene

Zone: MN6

Ma: 13

Geography comments: coordinate based on Tarazona
"zone G1 (MN 6) of Daams et al. (1999)" (i.e., roughly 13 Ma)

Environment
Substrate: ground surface

Lithology: marl

Habitat comments: "30 m above TAR3. The thickness of the bed is 30 cm. Its lithology consists of grey marls with numerous carbonaceous remains and gastropods"

Methods
Life forms: rodents

Sampling methods: screenwash

Sample size: 48 specimens

Years: 1999, 2000

Sampling comments: "Some 150 kg of sediment from each level were screened"

Metadata
Sample number: 2601

Contributor: John Alroy

Enterer: John Alroy

Created: 2017-02-18 16:39:32

Modified: 2017-02-18 05:39:32

Abundance distribution
7 species
0 singletons
total count 48
geometric series index: 9.0
Fisher's α: 2.255
geometric series k: 0.6934
Hurlbert's PIE: 0.7801
Shannon's H: 1.7306
Good's u: 1.0000
Each square represents a species. Square sizes are proportional to counts.
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